Jennings Environmental Education Center, 2951 Prospect Road, Brady Township, plans An Owl Prowl and Woodcock Watch, hosted by the Bartramian Audubon Society, at 7 p.m. March 28. Jennings is open regularly from 8 a.m. to 4 p.m. weekdays and on weekends as scheduled. The trails are open daily from sunrise to sunset. Call 724-794-6011.

Moraine State Park will be the site of a Winter Weeds Walk at 1 p.m. March 14 from the South Shore park office. The walk to the Sunken Garden Trail will be an easy 1.5-mile hike along Lake Arthur looking for dried grasses, seedpods, and other treats of nature. Dress for the weather and wear sturdy shoes or boots. Meet at the South Shore park office, 225 Pleasant Valley Road, Portersville.